4999436660 has 24 divisors (see below), whose sum is σ = 10600751616. Its totient is φ = 1980358560.

The previous prime is 4999436641. The next prime is 4999436669. The reversal of 4999436660 is 666349994.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4999436596 and 4999436605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4999436669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1211396 + ... + 1215515.

It is an arithmetic number, because the mean of its divisors is an integer number (441697984).

Almost surely, 2^4999436660 is an apocalyptic number.

It is an amenable number.

4999436660 is an abundant number, since it is smaller than the sum of its proper divisors (5601314956).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4999436660 is a wasteful number, since it uses less digits than its factorization.

4999436660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2427023 (or 2427021 counting only the distinct ones).

The product of its (nonzero) digits is 7558272, while the sum is 56.

The square root of 4999436660 is about 70706.6945911064. The cubic root of 4999436660 is about 1709.9117244081.

The spelling of 4999436660 in words is "four billion, nine hundred ninety-nine million, four hundred thirty-six thousand, six hundred sixty".